Alert archive / Florida / Flash Flood Warnings in 1998

Flash Flood Warning 27, NWS Mobile, AL

March 8, 1998Okaloosa County, Florida

NWS Mobile, AL issued this flash flood warning at Mar 8, 1998, 3:30 PM CST for Okaloosa County, Florida. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 8, 1998, 3:30 PM CST (21:30 UTC)
Expired
Mar 8, 1998, 9:00 PM CST
In force
6 hr
Issued by
NWS Mobile, AL
Area
Whole counties

County Okaloosa County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.5 hours before the alert went out and 221 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Tallahassee Rgnl, FL at 12:00Z on 1998-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 12:00Z on 1998-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 650 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
14 J/kg
Mixed-layer CIN
-271 J/kg
Mixed-layer LCL
636 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
650 m²/s²
0-3 km storm-relative helicity
709 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 8, 3:50 AM CSTFlash Flood WarningMOBEscambia2 hr
Mar 8, 4:32 AM CSTSevere Thunderstorm WarningMOBEscambia33 min
Mar 8, 4:44 AM CSTSevere Thunderstorm WarningMOBSanta Rosa36 min
Mar 8, 5:58 AM CSTFlash Flood WarningMOBEscambia4 hr
Mar 8, 10:14 AM CSTFlash Flood WarningMOBOkaloosa, Santa Rosa5 hr
Mar 8, 10:14 AM CSTFlash Flood WarningMOBEscambia5 hr
Mar 8, 2:08 PM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa62 min
Mar 8, 2:47 PM CSTSevere Thunderstorm WarningMOBOkaloosa63 min
Mar 8, 3:30 PM CSTFlash Flood WarningMOBEscambia, Santa Rosa6 hr

Nearby

Flash Flood Warnings in Florida, 1998Every flash flood warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.